Xiao He (?-193BC)—prime minister of the early Han Dynasty 成亦～、敗亦～(宋·洪邁《容齋隨筆·蕭何紿韓信》)the be-all and end-all of sth;the same person can contribute to both your success and downfall;success and failure (of sb or sth)are both due to the same person or factor (Miscellaneous Notes from the Tolerant Study by Hong Mai)